code: def _escape_label(name: str) -> str:
      # json.dumps is poor man's escaping
      return json.dumps(name)
  
file_path: onnx/onnx/tools/net_drawer.py
imports: import argparse
  import json
  from collections import defaultdict
  from typing import Any, Callable, Dict, Optional
  import pydot
  from onnx import GraphProto, ModelProto, NodeProto
label_desc: Use image node_id 1 for calling a global function with example usage: _escape_label(name) and returns: json